Correspondence, memos, reports, invoices, shelter programmes dated August 1939 to January 1943 relating to the erection of communal shelters with diagrams; damage reports; contracts with work specifications and costings; lists of communal and public shelter sites with type, no. of persons, seating and bunks; schedule of Private Domestic Communal Shelters with locations; shelter heating and lighting including diagrams; letter from the Manchester Ship Canal Company regarding site of an air raid shelter, Grasmere Road and the subsequent removal due to trespass; report by Arthur Jones C. of Works regarding the Domestic Communal Shelter No.74 Fire Station Housing Site, Park Road; specification of materials for a semi-sunk shelter for 50 persons with diagram; Longford Park trenches, fitted with seating and both ordinary and emergency lighting